Home / 31,508,440.70-47,262,661.05-11,315,723.90

Finding the Fourth Proportional to 31,508,440.70, 47,262,661.05 and 11,315,723.90

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Solution

The fourth proportional to 31,508,440.70, 47,262,661.05 and 11,315,723.90 is: 16,973,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508,440.70 : 47,262,661.05 = 11,315,723.90 : x
  2. Step 2: Convert to fraction form
    31,508,440.70/47,262,661.05 = 11,315,723.90/x
  3. Step 3: Cross multiply
    31,508,440.70x = 47,262,661.05 × 11,315,723.90
  4. Step 4: Simplify right side
    31,508,440.70x = 534,811,223,221,084.06
  5. Step 5: Solve for x
    x = 534,811,223,221,084.06/31,508,440.70
  6. Step 6: Final answer
    x = 16,973,585.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.